This Man Shows You How To Make A Perfect Grilled Cheese Sandwich:

"Cooked bread and cheese is an ancient food, according to food historians, popular across the world in many cultures; evidence indicates that in the U.S., the modern version of the grilled cheese sandwich originated in the 1920s when inexpensive sliced bread and American cheese became easily available. The so-called cheese dream became popular in the United States of America during the Great Depression."